31-07-2015
Mathematics

contestada

solve
sin 2 theta = -0.8

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doss370 doss370

31-07-2015

sin2θ= -0.8
divide both sides by sin
2θ=sin⁻¹ -0.8
2θ=89.2
θ=89.2÷2 [divide both sides by 2]
θ=44.6

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